{"id":16204,"date":"2025-02-28T17:25:18","date_gmt":"2025-02-28T08:25:18","guid":{"rendered":"https:\/\/www.tetsumag.com\/?p=16204"},"modified":"2026-08-01T13:35:48","modified_gmt":"2026-08-01T04:35:48","slug":"399","status":"publish","type":"post","link":"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/","title":{"rendered":"Langchain\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408\u3068\u4f7f\u7528\u3057\u306a\u3044\u5834\u5408\u306e\u6bd4\u8f03"},"content":{"rendered":"\n<p>Langchain\u3092\u4f7f\u7528\u3057\u305fLCEL(chain\u306e\u6982\u5ff5)\u304c\u4e00\u822c\u7684\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001LangChain\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u4f7f\u308f\u306a\u3044\u5834\u5408\u3068\u6bd4\u8f03\u3057\u3066\u3001\u30b3\u30fc\u30c9\u304c\u7c21\u6f54\u306b\u306a\u308a\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u7ba1\u7406\u3084\u30e2\u30c7\u30eb\u306e\u5207\u308a\u66ff\u3048\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001Langchain\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408\u3068Langchain\u3092\u4f7f\u7528\u3057\u306a\u3044\u5834\u5408\u3067\u6bd4\u8f03\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p><span style=\"color: #008000;\"><a href=\"https:\/\/python.langchain.com\/v0.2\/docs\/tutorials\/llm_chain\/\" target=\"_blank\" rel=\"noopener\" style=\"color: #008000;\">Langchain Tutorial\u306f\u3053\u3061\u3089\u304b\u3089\uff01<\/a><\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_38 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><svg style=\"fill: #444444;color:#444444\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #444444;color:#444444\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/#Langchain%E3%82%92%E4%BD%BF%E3%81%86%E5%A0%B4%E5%90%88%E3%81%A8%E4%BD%BF%E3%82%8F%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88%E3%81%A7Langage_model%E3%82%92%E6%AF%94%E3%81%B9%E3%81%A6%E3%81%BF%E3%82%88%E3%81%86\" title=\"Langchain\u3092\u4f7f\u3046\u5834\u5408\u3068\u4f7f\u308f\u306a\u3044\u5834\u5408\u3067Langage model\u3092\u6bd4\u3079\u3066\u307f\u3088\u3046\">Langchain\u3092\u4f7f\u3046\u5834\u5408\u3068\u4f7f\u308f\u306a\u3044\u5834\u5408\u3067Langage model\u3092\u6bd4\u3079\u3066\u307f\u3088\u3046<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/#Langchain%E3%82%92%E4%BD%BF%E3%82%8F%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AE%E3%82%B3%E3%83%BC%E3%83%89\" title=\"Langchain\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408\u306e\u30b3\u30fc\u30c9\">Langchain\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408\u306e\u30b3\u30fc\u30c9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/#Langchain%E3%82%92%E4%BD%BF%E3%81%86%E5%A0%B4%E5%90%88%E3%81%AE%E3%82%B3%E3%83%BC%E3%83%89\" title=\"Langchain\u3092\u4f7f\u3046\u5834\u5408\u306e\u30b3\u30fc\u30c9\">Langchain\u3092\u4f7f\u3046\u5834\u5408\u306e\u30b3\u30fc\u30c9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/#OutputParser%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E6%96%87%E5%AD%97%E5%88%97%E3%81%A7%E5%9B%9E%E7%AD%94%E3%82%92%E5%BE%97%E3%82%8B\" title=\"OutputParser\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3067\u56de\u7b54\u3092\u5f97\u308b\">OutputParser\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3067\u56de\u7b54\u3092\u5f97\u308b<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/#OutputParser%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%9F%E3%82%B3%E3%83%BC%E3%83%89\" title=\"OutputParser\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30fc\u30c9\">OutputParser\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30fc\u30c9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/#UDEMY%E8%AC%9B%E5%BA%A7%E5%A4%A7%E5%A5%BD%E8%A9%95%EF%BC%81\" title=\"UDEMY\u8b1b\u5ea7\u5927\u597d\u8a55\uff01\">UDEMY\u8b1b\u5ea7\u5927\u597d\u8a55\uff01<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Langchain%E3%82%92%E4%BD%BF%E3%81%86%E5%A0%B4%E5%90%88%E3%81%A8%E4%BD%BF%E3%82%8F%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88%E3%81%A7Langage_model%E3%82%92%E6%AF%94%E3%81%B9%E3%81%A6%E3%81%BF%E3%82%88%E3%81%86\"><\/span>Langchain\u3092\u4f7f\u3046\u5834\u5408\u3068\u4f7f\u308f\u306a\u3044\u5834\u5408\u3067Langage model\u3092\u6bd4\u3079\u3066\u307f\u3088\u3046<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u307e\u305a\u3001\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\nimport os\r\nfrom langchain_openai import (\r\n    AzureOpenAIEmbeddings,\r\n    OpenAIEmbeddings,\r\n    AzureChatOpenAI,\r\n    ChatOpenAI\r\n)\r\nfrom langchain_core.messages import (\r\n    HumanMessage, \r\n    AIMessage,\r\n    SystemMessage\r\n)\r\nfrom dotenv import load_dotenv\r\nload_dotenv('..\/.env')\r\n\r\n\r\n<\/pre>\n<p>\u74b0\u5883\u5909\u6570\u3092\u6307\u5b9a\u3059\u308benv\u30d5\u30a1\u30a4\u30eb\u306f\u5225\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\nAZURE_OPENAI_API_KEY=\"\"\r\nAZURE_OPENAI_ENDPOINT=\"\"\r\nOPENAI_API_KEY=\"\"\r\n\r\n\r\n<\/pre>\n<h3><span class=\"ez-toc-section\" id=\"Langchain%E3%82%92%E4%BD%BF%E3%82%8F%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AE%E3%82%B3%E3%83%BC%E3%83%89\"><\/span>Langchain\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408\u306e\u30b3\u30fc\u30c9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>LangChain\u3092\u4f7f\u7528\u3057\u306a\u3044\u5834\u5408\u3001OpenAI API\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u76f4\u63a5\u8a18\u8ff0\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u305a\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u7ba1\u7406\u3084\u5c65\u6b74\u306e\u4fdd\u5b58\u3092\u81ea\u5206\u3067\u5b9f\u88c5\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u30b3\u30fc\u30c9\u306e\u91cf\u304c\u5897\u3048\u3001\u7ba1\u7406\u304c\u7169\u96d1\u306b\u306a\u308a\u3084\u3059\u3044\u3067\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\nimport os\r\nfrom openai import (\r\n    OpenAI,\r\n    AzureOpenAI\r\n)\r\n# Azure\u306e\u5834\u5408\r\nif os.getenv('AZURE_OPENAI_API_KEY') != \"\":\r\n    client = AzureOpenAI(api_version=\"2024-06-01\")\r\n    model_name = \"chat\" # Azure\u3067\u30c7\u30d7\u30ed\u30a4\u3057\u305f\u30e2\u30c7\u30eb\u540d\r\n# OpenAI\u306e\u5834\u5408\r\nelif os.getenv('OPENAI_API_KEY') != \"\":\r\n    client = OpenAI()\r\n    model_name = \"gpt-4\" # OpenAI\u306e\u30e2\u30c7\u30eb\u540d \r\nelse:\r\n    print(\"APIKey\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\")\r\n\r\n<\/pre>\n<p>\u30ed\u30fc\u30eb\u306fsystem, user, assistant\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>content\u306f\u30e6\u30fc\u30b6\u30fc\u304c\u5165\u529b\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u3067\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\nresponse = client.chat.completions.create(\r\n    model=model_name, \r\n    # \u30ed\u30fc\u30eb\u306fsystem, user, assistant\u3092\u6307\u5b9a\u3059\u308b\u3002content\u306f\u30e6\u30fc\u30b6\u30fc\u304c\u5165\u529b\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u3067\u3059\u3002\r\n    messages=[\r\n        {\"role\": \"system\", \"content\": \"\u3042\u306a\u305f\u306f\u5f79\u306b\u7acb\u3064\u30a2\u30b7\u30b9\u30bf\u30f3\u30c8\u3060\u3002\"},\r\n        {\"role\": \"user\", \"content\": \"Azure OpenAI\u306fcustomer managed keys\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\"},\r\n        {\"role\": \"assistant\", \"content\": \"\u306f\u3044\u3001customer managed keys\u306fAzure OpenAI\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002\"},\r\n        {\"role\": \"user\", \"content\": \"\u4ed6\u306eAzure AI\u30b5\u30fc\u30d3\u30b9\u3082\u3053\u308c\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\"}\r\n    ]\r\n)\r\n\r\nprint(response.choices[0].message.content)\r\n\r\n<\/pre>\n<h3><span class=\"ez-toc-section\" id=\"Langchain%E3%82%92%E4%BD%BF%E3%81%86%E5%A0%B4%E5%90%88%E3%81%AE%E3%82%B3%E3%83%BC%E3%83%89\"><\/span>Langchain\u3092\u4f7f\u3046\u5834\u5408\u306e\u30b3\u30fc\u30c9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u7d9a\u3044\u3066\u3001Langchain\u3092\u4f7f\u3046\u5834\u5408\u306e\u30b3\u30fc\u30c9\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\n# LLM\u306e\u5b9a\u7fa9\r\nmodel = None\r\n# Azure\u306e\u5834\u5408\r\nif os.getenv('AZURE_OPENAI_API_KEY') != \"\":\r\n    model = AzureChatOpenAI(\r\n        azure_deployment=\"chat\",\r\n        openai_api_version=\"2024-06-01\"\r\n    )\r\n# OpenAI\u306e\u5834\u5408\r\nelif os.getenv('OPENAI_API_KEY') != \"\":\r\n    model = ChatOpenAI(model=\"gpt-4\")\r\nelse:\r\n    print(\"APIKey\u306e\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\")\r\n\r\n<\/pre>\n<p>LangChain\u3067\u306f\u3001SystemMessage\u3001HumanMessage\u3001AIMessage \u306e3\u7a2e\u985e\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u30bf\u30a4\u30d7\u3092\u4f7f\u7528\u3057\u3001\u3088\u308a\u81ea\u7136\u306b\u4f1a\u8a71\u306e\u6d41\u308c\u3092\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\n# langchain\u3067\u306f\u3001SystemMessage, HumanMessage, AIMessage\u306e3\u3064\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u30bf\u30a4\u30d7\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\r\nmessages = [\r\n    SystemMessage(content=\"\u3042\u306a\u305f\u306f\u5f79\u306b\u7acb\u3064\u30a2\u30b7\u30b9\u30bf\u30f3\u30c8\u3060\u3002\"),\r\n    HumanMessage(content=\"Azure OpenAI\u306fcustomer managed keys\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\"),\r\n    AIMessage(content=\"\u306f\u3044\u3001customer managed keys\u306fAzure OpenAI\u3067\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002\"),\r\n    HumanMessage(content=\"\u4ed6\u306eAzure AI\u30b5\u30fc\u30d3\u30b9\u3082\u3053\u308c\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u304b\uff1f\")\r\n]\r\n\r\nresult = model.invoke(messages)\r\nprint(result)\r\n\r\n<\/pre>\n<h2><span class=\"ez-toc-section\" id=\"OutputParser%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E6%96%87%E5%AD%97%E5%88%97%E3%81%A7%E5%9B%9E%E7%AD%94%E3%82%92%E5%BE%97%E3%82%8B\"><\/span>OutputParser\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u3067\u56de\u7b54\u3092\u5f97\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u5f97\u3089\u308c\u308b\u306e\u306f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306adict\u578b\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\ncontent='\u306f\u3044\u3001Azure\u306e\u4ed6\u306eAI\u30b5\u30fc\u30d3\u30b9\u3082\u30ab\u30b9\u30bf\u30de\u30fc\u30de\u30cd\u30fc\u30b8\u30c9\u30ad\u30fc\uff08CMK\uff09\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\r\n\u5177\u4f53\u7684\u306b\u306f\u3001Azure Machine Learning\u3001Azure Cognitive Services\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u7ba1\u7406\u3059\u308b\u6697\u53f7\u5316\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\r\n\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5f37\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u3054\u3068\u306e\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u306b\u3064\u3044\u3066\u306f\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\r\n' response_metadata={'token_usage': {'completion_tokens': 123, 'prompt_tokens': 74, 'total_tokens': 197, 'completion_tokens_details': {'accepted_prediction_tokens': 0, 'audio_tokens': 0, \r\n'reasoning_tokens': 0, 'rejected_prediction_tokens': 0}, 'prompt_tokens_details': {'audio_tokens': 0, 'cached_tokens': 0}}, 'model_name': 'gpt-4o-mini-2024-07-18', 'system_fingerprint': \r\n'fp_b705f0c291', 'prompt_filter_results': [{'prompt_index': 0, 'content_filter_results': {'hate': {'filtered': False, 'severity': 'safe'}, 'jailbreak': {'filtered': False, 'detected': False}, \r\n'self_harm': {'filtered': False, 'severity': 'safe'}, 'sexual': {'filtered': False, 'severity': 'safe'}, 'violence': {'filtered': False, 'severity': 'safe'}}}], 'finish_reason': 'stop', \r\n'logprobs': None, 'content_filter_results': {'hate': {'filtered': False, 'severity': 'safe'}, 'self_harm': {'filtered': False, 'severity': 'safe'}, 'sexual': {'filtered': False, 'severity': \r\n'safe'}, 'violence': {'filtered': False, 'severity': 'safe'}}} id='run-c4e4817c-b509-4b0d-ba05-ecfd6db2bf56-0' usage_metadata={'input_tokens': 74, 'output_tokens': 123, 'total_tokens': 197}\r\n\r\n\r\n<\/pre>\n<p>\u901a\u5e38\u3001dict\u578b\u3067\u53d6\u5f97\u3067\u304d\u308b\u3082\u306e\u3092\u3001\u51fa\u529b\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u3066\u53d6\u5f97\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>StrOutputParser \u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u51fa\u529b\u3092\u6587\u5b57\u5217\u3068\u3057\u3066\u7c21\u5358\u306b\u53d6\u5f97\u3057\u3001\u5f8c\u51e6\u7406\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"OutputParser%E3%82%92%E4%BD%BF%E7%94%A8%E3%81%97%E3%81%9F%E3%82%B3%E3%83%BC%E3%83%89\"><\/span>OutputParser\u3092\u4f7f\u7528\u3057\u305f\u30b3\u30fc\u30c9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" title=\"\">\r\n\r\nfrom langchain_core.output_parsers import StrOutputParser\r\n\r\nparser = StrOutputParser()\r\nparser.invoke(result)\r\n\r\n#\u56de\u7b54\r\n'\u306f\u3044\u3001Azure\u306e\u4ed6\u306eAI\u30b5\u30fc\u30d3\u30b9\u3082\u30ab\u30b9\u30bf\u30de\u30fc\u30de\u30cd\u30fc\u30b8\u30c9\u30ad\u30fc\uff08CMK\uff09\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\r\n\u5177\u4f53\u7684\u306b\u306f\u3001Azure Machine Learning\u3001Azure Cognitive Services\u306a\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u7ba1\u7406\u3059\u308b\u6697\u53f7\u5316\u30ad\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\r\n\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5f37\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5177\u4f53\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u3054\u3068\u306e\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u306b\u3064\u3044\u3066\u306f\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002'\r\n\r\n<\/pre>\n<h2><span class=\"ez-toc-section\" id=\"UDEMY%E8%AC%9B%E5%BA%A7%E5%A4%A7%E5%A5%BD%E8%A9%95%EF%BC%81\"><\/span>UDEMY\u8b1b\u5ea7\u5927\u597d\u8a55\uff01<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/www.udemy.com\/course\/azurechat\/?referralCode=C7DF17886287AB792DFE\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.tetsumag.com\/wp-content\/uploads\/2025\/01\/a5d23abb-7402-4fa7-b513-06d456fda913-1.png\" alt=\"\" width=\"750\" height=\"422\" class=\"aligncenter size-full wp-image-16079\" srcset=\"https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/a5d23abb-7402-4fa7-b513-06d456fda913-1.png 750w, https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/a5d23abb-7402-4fa7-b513-06d456fda913-1-600x338.png 600w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a><\/p>\n<p>UDEMY\u8b1b\u5ea7\u3067\u306fLCEL(chain\u306e\u6982\u5ff5)\u306b\u3064\u3044\u3066\u3082\u8a73\u7d30\u306b\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>LangChain\u306f\u3001\u30c1\u30e3\u30c3\u30c8\u30dc\u30c3\u30c8\u306e\u958b\u767a\u3084FAQ\u30dc\u30c3\u30c8\u3001\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u306e\u81ea\u52d5\u5316\u306b\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u4f01\u696d\u306e\u30ca\u30ec\u30c3\u30b8\u30d9\u30fc\u30b9\u3092LLM\u3068\u7d44\u307f\u5408\u308f\u305b\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u7c21\u5358\u306b\u60c5\u5831\u3092\u691c\u7d22\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u691c\u7d22\u3084\u8981\u7d04\u6a5f\u80fd\u306b\u3082\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u3001AI\u306b\u3088\u308b\u30c7\u30fc\u30bf\u5206\u6790\u306e\u524d\u51e6\u7406\u3084\u7d50\u679c\u306e\u8981\u7d04\u3068\u3044\u3063\u305f\u7528\u9014\u306b\u3082\u6d3b\u7528\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>\u3055\u3089\u306b\u8a73\u3057\u3044\u5185\u5bb9\u306f\u3001\u4ee5\u4e0b\u306eUDEMY\u8b1b\u5ea7\u3067\u5b66\u3076\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.tetsumag.com\/wp-content\/uploads\/2025\/01\/202501271459.png\" alt=\"\" width=\"1920\" height=\"1080\" class=\"aligncenter size-full wp-image-16135\" srcset=\"https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/202501271459.png 1920w, https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/202501271459-1024x576.png 1024w, https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/202501271459-768x432.png 768w, https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/202501271459-1536x864.png 1536w, https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/202501271459-1320x743.png 1320w, https:\/\/tetsumag.com\/blog\/wp-content\/uploads\/2025\/01\/202501271459-600x338.png 600w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Langchain\u3092\u4f7f\u7528\u3057\u305fLCEL(chain\u306e\u6982\u5ff5)\u304c\u4e00\u822c\u7684\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u3002 \u7d50\u8ad6\u3068\u3057\u3066\u3001LangChain\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u4f7f\u308f\u306a\u3044\u5834\u5408\u3068\u6bd4\u8f03\u3057\u3066\u3001\u30b3\u30fc\u30c9\u304c\u7c21\u6f54\u306b\u306a\u308a\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u7ba1\u7406\u3084\u30e2\u30c7\u30eb\u306e\u5207\u308a\u66ff\u3048\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/tetsumag.com\/blog\/2025\/02\/28\/399\/\"> <span class=\"screen-reader-text\">Langchain\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408\u3068\u4f7f\u7528\u3057\u306a\u3044\u5834\u5408\u306e\u6bd4\u8f03<\/span> \u3082\u3063\u3068\u8aad\u3080 &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":16215,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","_themeisle_gutenberg_block_has_review":false},"categories":[127],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/posts\/16204"}],"collection":[{"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/comments?post=16204"}],"version-history":[{"count":12,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/posts\/16204\/revisions"}],"predecessor-version":[{"id":16217,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/posts\/16204\/revisions\/16217"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/media\/16215"}],"wp:attachment":[{"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/media?parent=16204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/categories?post=16204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tetsumag.com\/blog\/wp-json\/wp\/v2\/tags?post=16204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}